---
title: "Resend"
sidebarTitle: "Resend Provider"
---

# Resend Provider

ResendProvider is a class that implements the Resend API and allows email sending through Keep.

## Inputs
The `notify` function of `ResendProvider` takes the following arguments:

- `_from` (str): Required. The email address of the sender.
- `to` (str): Required. The email address of the recipient.
- `subject` (str): Required. The subject of the email.
- `html` (str): Required. The HTML body of the email.
- `**kwargs` (optional): Additional optional parameters can be provided as key-value pairs.

See [documentation](https://resend.com/docs/api-reference/emails/send-email) for more

## Outputs
The `notify` function of `ResendProvider` outputs the following format (example):

```json
{
  "id": "49a3999c-0ce1-4ea6-ab68-afcd6dc2e794",
  "from": "onboarding@resend.dev",
  "to": "user@example.com",
  "created_at": "2022-07-25T00:28:32.493138+00:00"
}
```

See [documentation](https://resend.com/docs/api-reference/emails/send-email) for more


## Authentication Parameters
The Resend provider requires the following authentication parameter:

- `api_key`: Required. Resend API key. You can obtain an API key by visiting [Resend API Keys](https://resend.com/api-keys).

## Connecting with the Provider
To connect with the Resend provider and send emails through Keep, follow these steps:

1. Obtain a Resend API key: Visit [Resend API Keys](https://resend.com/api-keys) to obtain an API key if you don't have one already.
2. Configure the Resend provider in your system with the obtained API key.
3. Use the following YAML example to send an email notification using the Resend provider:

```yaml title=examples/alert_example.yml
# Send an email notification using the Resend provider.
alert:
  id: email-notification
  description: Send an email notification using Resend
  actions:
    - name: send-email
      provider:
        type: resend
        config: "{{ providers.resend-provider }}"
        with:
          _from: "sender@example.com"
          to: "recipient@example.com"
          subject: "Hello from Resend Provider"
          html: "<p>This is the email body.</p>"
```

## Useful Links
- [Resend API Keys](https://resend.com/api-keys)
